.index-article {
  width: 100%;
  margin: 20px 0;
  padding: 20px 40px;
  box-sizing: border-box;
  line-height: 2;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 5px;
  transition: all 0.3s;
}

.index-article:hover {
  box-shadow: 0 4px 12px 12px rgba(7, 17, 27, 0.15);
  background: rgba(255, 255, 255, 0.7);
}

.index-article .index-article-title {
  display: inline-block;
  position: relative;
  color: #555;
  border-bottom: none;
  font-size: 26px;
  font-weight: 400;
  text-align: left;
  cursor: pointer;
  margin-bottom: 20px;
}

.index-article .index-article-title a {
  color: #555;
  transition: all 0.3s;
}

.index-article .index-article-title a:hover {
  color: #49b1f5;
}

.index-article .index-article-title::before {
  content: "";
  position: absolute;
  width: 100%;
  height: 2px;
  bottom: 0;
  left: 0;
  background-color: #000;
  transform: scaleX(0);
  transition-duration: 0.3s;
  transition-timing-function: ease-in-out;
  transition-delay: 0s;
}

.index-article .index-article-title:hover::before {
  background-color: #49b1f5;
  transform: scaleX(1);
}

.index-article .index-article-time {
  text-align: left;
  color: #999;
  font-size: 12px;
  margin-bottom: 20px;
}

.index-article .index-article-time a {
  text-decoration: underline;
  text-decoration-color: #999;
  color: #555;
  transition: all 0.3s;
}

.index-article .index-article-time a:hover {
  color: #49b1f5;
  text-decoration-color: #49b1f5;
}

.index-article .index-article-preview {
  text-align: justify;
  font-size: 16px;
  line-height: 2;
  color: #555;
  margin-bottom: 20px;
  height: 60px;
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.index-article .index-article-post {
  padding: 0;
  font-size: 16px;
  background: none;
  border: none;
  border-bottom: 2px solid #666;
  transition-property: border;
  display: inline-block;
  color: #555;
  text-decoration: none;
  transition-duration: 0.2s;
  transition-timing-function: ease-in-out;
  transition-delay: 0s;
  line-height: 2;
  outline: none;
  transition: all 0.3s;
}

.index-article .index-article-post:hover {
  color: #49b1f5;
  border-bottom-color: #49b1f5;
}

.index-nav {
  display: block;
  margin: 120px 0 0;
  text-align: left;
  border-top: 1px solid #eee;
}

.index-nav li {
  border-bottom: 0;
  border-top: 1px solid #eee;
  transition-property: border-color;
  transition-duration: 0.2s;
  transition-timing-function: ease-in-out;
  transition-delay: 0s;
  display: inline-block;
  position: relative;
  top: -1px;
  margin: 0 10px;
  background-color: rgba(255, 255, 255, 0);
}

.index-nav li a {
  color: #888;
  display: block;
  width: 32px;
  height: 100%;
  text-align: center;
}

.index-nav li a:hover {
  color: #49b1f5;
}

.index-nav li:hover {
  border-top: 1px solid #49b1f5;
  background-color: rgba(255, 255, 255, 0.8);
}

.index-nav .active {
  background-color: #CCC;
  pointer-events: none;
}

.index-nav .active a {
  color: #FFF;
}
